body{
	margin-left: 0;
	margin-top: 0;
	height: 100%;
	overflow-x: hidden;
}
body #div{
	position: absolute;
    margin-left: 0;
	margin-top: 0;
	width: 100%;
	height: 100%;
		}
body #three{
	position: absolute;
	margin-left: 0;
	margin-top: 0;
	width: 100%;
	height: 100%;
	background-color: black;
	z-index: 5;
	display: none;
}
body #four{
	position: absolute;
	margin-left: 0;
	margin-top: 0;
	width: 100%;
	height: 100%;
	background-color: black;
	z-index: 7;
	display: none;
	
}
#four div.four1{
	position: absolute;
    width: 50%;
    height: 100%;
    left: 0%;
    top: 0%;
}
#four div.four2{
	position: absolute;
    width: 50%;
    height: 100%;
    left: 50%;
    top: 0%;
    background: url(../img/ganshi4.png) no-repeat;
    background-size: contain ;
}
#four div.four1 div.four1in{
	position: absolute;
	height: 14%;
	width: 40%;
	cursor: pointer;
	border-radius: 50px ;
	top: 40%;
	left: 30%;
	font-family: "微软雅黑";
	font-size: 350%;
	text-indent: 5%;
    background: url(../img/kaishi.jpg);
    background-size:contain ;
}
#four div.four1 div.fourin3{
	position: absolute;
	top: 10%;
	left: 20%;
	height: 30%;
	width: 60%;
	color: brown;
	font-family: "微软雅黑";
	font-size: 250%;
	font-style: italic;
	text-indent: 10%;
	
}
#four div.four1 div.four1in2{
	position: absolute;
	border-radius: 50px ;
	height: 15%;
	cursor: pointer;
	width: 40%;
	top: 70%;
	left: 30%;
	font-family: "微软雅黑";
	font-size: 350%;
	text-indent: 5%;
	background: url(../img/kaishi.jpg);
	background-size:contain ;
}
#three div{
	position: absolute;
	width: 50%;
	height: 50%;
	left: 25%;
	top: 0%;
	text-indent: 10%;
	font-family: "微软雅黑";
	font-size: 30px;
	font-style: italic;
	z-index: 6;
	-webkit-animation: five 5s;
	-webkit-animation-play-state: paused;
}
#three img{
	position: absolute;
	width: 100%;
	height: 100%;
	-webkit-animation: six 5s;
	-webkit-animation-play-state: paused;
}		
body #two{
	position: absolute;
	margin-left: 0;
	margin-top: 0;
	width: 100%;
	height: 100%;
	background-color: black;
	z-index: 4;
	display: none;
}	
#two div.twoin{
	position: absolute;
	width: 50%;
	height: 50%;
	left: 0%;
	top: 25%;
	z-index: 3;
	text-indent: 10%;
	font-family: "微软雅黑";
	font-size: 30px;
	font-style: italic;
	-webkit-animation: four 5s;
	-webkit-animation-play-state: paused;
}
#two img{
	position: absolute;
	width: 100%;
	height: 100%;
	-webkit-animation: three 5s;
	-webkit-animation-play-state: paused;
}	
#img{
	width: 100%;
	height: 100%;
	position: absolute;
	-webkit-animation: second 5s;
	
}

#div1{
	width: 50%;
	height: 50%;
	margin: 0 35% 15%;
	z-index: 2;
	position: absolute;
	text-indent: 10%;
	color: black;
	font-family: "微软雅黑";
	font-size: 30px;
	font-style: italic;
	-webkit-animation: first 5s;
	
	
}		
@-webkit-keyframes first{
	0% {margin: -25% 35% 15%;}
	
	100%{margin: 0 35% 15%;}
}
@-webkit-keyframes second{
	0%{width: 0%;height: 0%;}
	100%{width: 100%;height: 100%;}
}
@-webkit-keyframes three{
	from{margin-left: 100%;}
	to{margin-left: 0%;}
}
@-webkit-keyframes four{
  from{left: -50%;}
  to{left: 0%;}	
}
@-webkit-keyframes five{
	from{top: -50%;}
	to {top: 0%;}
}
@-webkit-keyframes six{
	from{width: 0%;height: 0%;}
	to{width: 100%;height: 100%;}
}
